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There are four light-weight-rod samples A,B,C,D separately suspended by threads. A bar magnet is slowly brought near each sample and the following observations are noted
(i) A is feebly repelled
(ii) B is feebly attracted
(iii) C is strongly attracted
(iv) D remains unaffected
Which one of the following is true?
Options
(a) B is of a paramagnetic material
(b) C is of a diamagnetic material
(c) D is of a ferromagnetic material
(d) A is of a non-magnetic material
Correct Answer:
B is of a paramagnetic material
Explanation:
A → diamagnetic
B → paramagnetic
C → Ferromagnetic
D → Non magnetic
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Topics: Magnetic Effects of Current and Magnetism
(167)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- If radius of the ₁₃Al²⁷ nucleus is taken to be Rᴀı, then the radius of ₅₃Te¹²⁵ nucleus
- Two cells when connected in series are balanced on 8m on a potentiometer.
- The dimensional formula for Young’s modulus is
- An inductor coil is connected to a 12 V battery and drawing a current 24 A. This coil
- The de-Broglie wavelength of an electron having 80 eV of energy is nearly
Topics: Magnetic Effects of Current and Magnetism (167)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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